289867494

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{1217}}^1$

素因数の和:1389

約数の個数: 64

約数和(自身を含む): 681924096

約数和(自身を除く): 392056602

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 53, 106, 107, 159, 214, 318, 321, 371, 642, 742, 749, 1113, 1217, 1498, 2226, 2247, 2434, 3651, 4494, 5671, 7302, 8519, 11342, 17013, 17038, 25557, 34026, 39697, 51114, 64501, 79394, 119091, 129002, 130219, 193503, 238182, 260438, 387006, 390657, 451507, 781314, 903014, 911533, 1354521, 1823066, 2709042, 2734599, 5469198, 6901607, 13803214, 20704821, 41409642, 48311249, 96622498, 144933747, 289867494]

約数ペア:

[(1, 289867494), (2, 144933747), (3, 96622498), (6, 48311249), (7, 41409642), (14, 20704821), (21, 13803214), (42, 6901607), (53, 5469198), (106, 2734599), (107, 2709042), (159, 1823066), (214, 1354521), (318, 911533), (321, 903014), (371, 781314), (642, 451507), (742, 390657), (749, 387006), (1113, 260438), (1217, 238182), (1498, 193503), (2226, 130219), (2247, 129002), (2434, 119091), (3651, 79394), (4494, 64501), (5671, 51114), (7302, 39697), (8519, 34026), (11342, 25557), (17013, 17038)]